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Determine the pressure inside a container of a gas connected to an open-end manometer filled with CCl4, has the density = 1.594 g/cm3, when the level in the arm connected to the container is 675.9 mm in height lower than the level in the arm open to the atmosphere? It is given that the density of mercury =13.546 g/mL., Atmospheric pressure =758.8 mm Hg
A solution, made by dissolving 62.07 g of a nonelectrolyte in 500 g of H2O, exhibits a freezing point of -1.86 °C. Determine the molecular weight of this nonelectrolyte compound? For water Kf = 1.86 °C m-1Kb = 0.51 °C m-1
Determine the molar mass of the compound if boiling point constant for CCl 4 =4.95 K · kg/mol.?
Explain why it takes longer time when anyone cook an egg in boiling water while camping at in elevation of 0.5km in the mountain than it does it home.
Using as sample of gas of 12.0 moles are in a tank of 8.00 Litres at the temperature of 22.6 degree celsius. compute the difference in pressure between CH 4 and an ideal gas under these conditions
In the early days of the periodic table, the 1870s, both silicon and tin were known elements, but germanium was unknown. Using these trends and the densities of silicon and tin that you just obtained, estimate the density of germanium?
A cubic meter of a gravel-and-sand aquifer has been contaminated with 20 L of tetrachloroethylene. If the amount of tetrachloroethylene dissolved in aquifer water is 20 percent of its aqueous solubility,
What is the pH of the solution when 50 grams of Ca(OH)2 was added to 1 liter of water? Ksp of Ca(OH)2 = 6.5 x 10^-6
Describe how branched-chain fatty acids affect the fluidity of membranes and rank the following fatty acids in the order of increasing solubility in water.
Determine what would you use to prepare 10 ml of 0.2M CaCl 2 from the 20M stock solution and find out which solution is with pH > 7, but is not an Arrhenius base in the strict sense?
What properties of soil and its components could be measured to determine whether two soil samples are consistent with having a common origin?
What is the total electronic energy
Discuss how plastics are used in everyday life and cutting edge technology and what the pitfalls are of plastics.
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